300 New Construction

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NFRC Testing Chart
Effective Date: March 5th, 2018

Thermal Performance Data - 300 Double HungEnergy Star
Glass TypeU-ValueSHGCVLTCRCompliance
Energy Star U40.230.240.4351All Zones
Low E w/ Argon0.270.250.4652NC
Energy Star III0.270.330.4652NC
ClearClear-Air-Clear0.450.560.5746
High Perf. Low E000

 

Thermal Performance Data - 300 Picture WindowEnergy Star
Glass TypeU-ValueSHGCVLTCRCompliance
Low E w/ Argon0.250.280.5165N,NC
Energy Star U40.250.270.4665N,NC
Energy Star III0.250.370.5165N,NC
High Perf. Low E0.290.280.5160NC
ClearClear-Air-Clear0.450.610.6347

 

Thermal Performance Data - 300 Rolling WindowEnergy Star
Glass TypeU-ValueSHGCVLTCRCompliance
Energy Star U40.240.240.4251All Zones
Energy Star III0.280.340.4764NC
Low E w/ Argon0.280.260.4763NC
High Perf. Low E0.320.260.4759
ClearClear-Air-Clear000

 

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EcoShield Window Systems, a quality product of Kasson and Keller Inc.
Manufacturing replacement windows, new construction windows, and storm windows since 1947

Product information on this site is subject to change without notice.
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